diff options
| author | Filip Sandborg <filipsandborg@gmail.com> | 2019-08-31 22:00:52 +0200 |
|---|---|---|
| committer | Simon Ser <contact@emersion.fr> | 2019-08-31 23:00:52 +0300 |
| commit | 734c64a6cc005f2c20df48af8079538a8c4cbd39 (patch) | |
| tree | 2fa4347d906ebe5815c72e90962987bd80a50375 /render/gles2 | |
| parent | a20bb38763877410a80a0c02ddfbfaa906c288fd (diff) | |
render/gles2: fix calculation for partial gles2 pixel read (#1809)
Diffstat (limited to 'render/gles2')
| -rw-r--r-- | render/gles2/renderer.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/render/gles2/renderer.c b/render/gles2/renderer.c index 6a4903ef..d339b0ac 100644 --- a/render/gles2/renderer.c +++ b/render/gles2/renderer.c @@ -317,8 +317,8 @@ static bool gles2_read_pixels(struct wlr_renderer *wlr_renderer, } else { // Unfortunately GLES2 doesn't support GL_PACK_*, so we have to read // the lines out row by row - for (size_t i = src_y; i < src_y + height; ++i) { - glReadPixels(src_x, src_y + height - i - 1, width, 1, fmt->gl_format, + for (size_t i = 0; i < height; ++i) { + glReadPixels(src_x, renderer->viewport_height - src_y - i - 1, width, 1, fmt->gl_format, fmt->gl_type, p + i * stride + dst_x * fmt->bpp / 8); } if (flags != NULL) { |